Difference between revisions of "Concave Function"

 
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A concave function is the opposite of a [[convex function]], i.e. a function <math>f</math> is concave if and only if <math>-f</math> is convex.
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A concave function is the opposite of a [[convex function]], i.e. a function <math>f</math> is concave if and only if <math>-f</math> is convex.
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A happy face is convex, while a sad face is concave.  
  
 
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Latest revision as of 21:39, 17 January 2016

A concave function is the opposite of a convex function, i.e. a function $f$ is concave if and only if $-f$ is convex.

A happy face is convex, while a sad face is concave.

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